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Autor:
Katsumi Sugane, Takashi Iwashita, Motomitsu Sawada, Tsuyoshi Tachibana, Mami Goda, Daisuke Tsukazaki, Masami Harada, Manabu Horikawa
Publikováno v:
Food Hygiene and Safety Science (Shokuhin Eiseigaku Zasshi). 54:188-197
Three unknown colors (A1, A2 and A3) in Food red No. 102 (R102) were identified by LC-MS and NMR analysis. Red dye A1 was azo rubine (AZO), which is not designated as a coloring agent in Japan. Red dye A2 was a structural isomer of Fast Red E (FRE),